A lining mortar developed for applications in Civil Construction (new
works, renovations and maintenance in general). The lining mortar
composition comprises an inorganic filler in the form of aluminum
silicate which has a wt % between approximately 20% and 38%. Other
components can include an inorganic filler in the form of Hemihydrate
which has a wt % between approximately 12% and approximately 30%. In
addition other components include a binder in the form of an aqueous
dispersion of acrylic-styrene copolymer having a wt % between
approximately 4% and approximately 16%; and water having a wt % between
approximately 34% and approximately 46%.